Refine CMS i18n fallback, refresh UI, add consent minimize, seed i18n content

Co-authored-by: dennis <dennis@konkol.net>

app/components/Hero.tsx

@@ -20,11 +20,17 @@ const Hero = () => {
           `/api/content/page?key=${encodeURIComponent("home-hero")}&locale=${encodeURIComponent(locale)}`,
         );
         const data = await res.json();
-        if (data?.content?.content) {
+        // Only use CMS content if it exists for the active locale.
+        // If the API falls back to another locale, keep showing next-intl strings
+        // so the locale switch visibly changes the page.
+        if (data?.content?.content && data?.content?.locale === locale) {
           setCmsDoc(data.content.content as JSONContent);
+        } else {
+          setCmsDoc(null);
         }
       } catch {
         // ignore; fallback to static
+        setCmsDoc(null);
       }
     })();
   }, [locale]);